/* -------------------------------------------------------------------------
 *
 * pg_range.h
 *      definition of the system "range" relation (pg_range)
 *      along with the relation's initial contents.
 *
 *
 * Portions Copyright (c) 1996-2012, PostgreSQL Global Development Group
 * Portions Copyright (c) 1994, Regents of the University of California
 *
 * src/include/catalog/pg_range.h
 *
 * NOTES
 *      the genbki.pl script reads this file and generates .bki
 *      information from the DATA() statements.
 *
 *      XXX do NOT break up DATA() statements into multiple lines!
 *          the scripts are not as smart as you might think...
 *
 * -------------------------------------------------------------------------
 */
#ifndef PG_RANGE_H
#define PG_RANGE_H

#include "catalog/genbki.h"

/* ----------------
 *        pg_range definition.  cpp turns this into
 *        typedef struct FormData_pg_range
 * ----------------
 */
#define RangeRelationId 3541
#define RangeRelation_Rowtype_Id 11657

CATALOG(pg_range,3541) BKI_WITHOUT_OIDS BKI_SCHEMA_MACRO
{
    Oid            rngtypid;        /* OID of owning range type */
    Oid            rngsubtype;      /* OID of range's element type (subtype) */
    Oid            rngcollation;    /* collation for this range type, or 0 */
    Oid            rngsubopc;       /* subtype's btree opclass */
    regproc        rngcanonical;    /* canonicalize range, or 0 */
    regproc        rngsubdiff;      /* subtype difference as a float8, or 0 */
} FormData_pg_range;

/* ----------------
 *        Form_pg_range corresponds to a pointer to a tuple with
 *        the format of pg_range relation.
 * ----------------
 */
typedef FormData_pg_range *Form_pg_range;

/* ----------------
 *        compiler constants for pg_range
 * ----------------
 */
#define Natts_pg_range                    6
#define Anum_pg_range_rngtypid            1
#define Anum_pg_range_rngsubtype          2
#define Anum_pg_range_rngcollation        3
#define Anum_pg_range_rngsubopc           4
#define Anum_pg_range_rngcanonical        5
#define Anum_pg_range_rngsubdiff          6


/* ----------------
 *        initial contents of pg_range
 * ----------------
 */
DATA(insert (3904 23    0 1978 int4range_canonical int4range_subdiff));
DATA(insert (3906 1700  0 3125 - numrange_subdiff));
DATA(insert (3908 1114  0 3128 - tsrange_subdiff));
DATA(insert (3910 1184  0 3127 - tstzrange_subdiff));
DATA(insert (3912 1082  0 3122 daterange_canonical daterange_subdiff));
DATA(insert (3926 20    0 3124 int8range_canonical int8range_subdiff));


/*
 * prototypes for functions in pg_range.c
 */

extern void RangeCreate(Oid rangeTypeOid, Oid rangeSubType, Oid rangeCollation,
                        Oid rangeSubOpclass, RegProcedure rangeCanonical,
                        RegProcedure rangeSubDiff);
extern void RangeDelete(Oid rangeTypeOid);

#endif   /* PG_RANGE_H */
